6623002663 has 2 divisors, whose sum is σ = 6623002664. Its totient is φ = 6623002662.

The previous prime is 6623002597. The next prime is 6623002693. The reversal of 6623002663 is 3662003266.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6623002663 - 2⁹ = 6623002151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6623002693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311501331 + 3311501332.

It is an arithmetic number, because the mean of its divisors is an integer number (3311501332).

Almost surely, 2^6623002663 is an apocalyptic number.

6623002663 is a deficient number, since it is larger than the sum of its proper divisors (1).

6623002663 is an equidigital number, since it uses as much as digits as its factorization.

6623002663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 6623002663 is about 81381.8325119311. The cubic root of 6623002663 is about 1877.9541142774.

The spelling of 6623002663 in words is "six billion, six hundred twenty-three million, two thousand, six hundred sixty-three".